Are gatekeeper requirements associated with cancer screening utilization?
D001943:Breast Neoplasms / Q000175:diagnosis* / Q000517:prevention & control; D003430:Cross-Sectional Studies; D003954:Diagnostic Services / Q000706:statistics & numerical data*; D005194:Family Practice / Q000592:standards*; D005260:Female; D020793:Gatekeeping; D006801:Humans; D016015:Logistic Models; D008297:Male; D008329:Managed Care Programs / Q000706:statistics & numerical data*; D008403:Mass Screening / Q000379:methods / Q000706:statistics & numerical data*; D015999:Multivariate Analysis; D016017:Odds Ratio; D010051:Ovarian Neoplasms / Q000175:diagnosis* / Q000517:prevention & control; D010817:Physician-Patient Relations; D011320:Primary Health Care / Q000592:standards*; D011471:Prostatic Neoplasms / Q000175:diagnosis* / Q000517:prevention & control; D011785:Quality Assurance, Health Care; D015983:Selection Bias; D014481:United States